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SHARE-BASED COMPENSATION - Schedule of Estimated Fair Value of Option Using Black-Scholes Option Pricing Model, Weighted Average Assumptions (Details) - $ / shares | 3 Months Ended | 6 Months Ended
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Jun. 30, 2023 | Jun. 30, 2022 | Jun. 30, 2023 | Jun. 30, 2022
Stock Options |  |  |  |
Stock Options |  |  |  |
Risk-free interest rate | 4.30% | 2.90% | 4.80% | 1.70%
Expected term (in years) | 3 years 2 months 12 days | 3 years 3 months 18 days | 3 years 4 months 24 days | 3 years 4 months 24 days
Expected volatility (percent) | 32.00% | 38.00% | 34.00% | 36.00%
Weighted average fair value at grant date (usd per share) | $ 83.38 | $ 72.35 | $ 72.71 | $ 80.27
Employee Stock Purchase Program [Abstract] |  |  |  |
Risk-free interest rate | 4.30% | 2.90% | 4.80% | 1.70%
Expected term (in years) | 3 years 2 months 12 days | 3 years 3 months 18 days | 3 years 4 months 24 days | 3 years 4 months 24 days
Expected volatility (percent) | 32.00% | 38.00% | 34.00% | 36.00%
Weighted average fair value at grant date (usd per share) | $ 83.38 | $ 72.35 | $ 72.71 | $ 80.27
ESPP |  |  |  |
Stock Options |  |  |  |
Risk-free interest rate | 0.00% | 0.00% | 4.70% | 0.80%
Expected term (in years) | 0 years | 0 years | 1 year 2 months 12 days | 1 year 2 months 12 days
Expected volatility (percent) | 0.00% | 0.00% | 35.00% | 37.00%
Weighted average fair value at grant date (usd per share) | $ 0 | $ 0 | $ 79.33 | $ 88.85
Employee Stock Purchase Program [Abstract] |  |  |  |
Risk-free interest rate | 0.00% | 0.00% | 4.70% | 0.80%
Expected term (in years) | 0 years | 0 years | 1 year 2 months 12 days | 1 year 2 months 12 days
Expected volatility (percent) | 0.00% | 0.00% | 35.00% | 37.00%
Weighted average fair value at grant date (usd per share) | $ 0 | $ 0 | $ 79.33 | $ 88.85

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- Definition Stock Options + References No definition available. + Details
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- Definition The risk-free interest rate assumption that is used in valuing an option on its own shares. + References Reference 1: http://www.xbrl.org/2003/role/disclosureRef -Topic 718 -SubTopic 10 -Name Accounting Standards Codification -Section 50 -Paragraph 2 -Subparagraph (f)(2)(iv) -Publisher FASB -URI https://asc.fasb.org//1943274/2147480429/718-10-50-2 + Details
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- Definition Rate of weighted-average expected volatility for award under share-based payment arrangement. + References Reference 1: http://www.xbrl.org/2003/role/disclosureRef -Topic 718 -SubTopic 10 -Name Accounting Standards Codification -Section 50 -Paragraph 2 -Subparagraph (f)(2)(ii) -Publisher FASB -URI https://asc.fasb.org//1943274/2147480429/718-10-50-2 + Details
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- Definition The weighted average grant-date fair value of options granted during the reporting period as calculated by applying the disclosed option pricing methodology. + References Reference 1: http://www.xbrl.org/2003/role/disclosureRef -Topic 718 -SubTopic 10 -Name Accounting Standards Codification -Section 50 -Paragraph 2 -Subparagraph (d)(1) -Publisher FASB -URI https://asc.fasb.org//1943274/2147480429/718-10-50-2 + Details
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- Definition Expected term of award under share-based payment arrangement, in 'PnYnMnDTnHnMnS' format, for example, 'P1Y5M13D' represents reported fact of one year, five months, and thirteen days. + References Reference 1: http://www.xbrl.org/2003/role/disclosureRef -Topic 718 -SubTopic 10 -Name Accounting Standards Codification -Section 50 -Paragraph 2 -Subparagraph (f)(2)(i) -Publisher FASB -URI https://asc.fasb.org//1943274/2147480429/718-10-50-2 + Details
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